/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.knuddels.jtokkit.api;

import com.hw.langchain.exception.LangChainException;
import com.knuddels.jtokkit.Encodings;

import org.junit.jupiter.api.Test;

import java.util.List;

import static org.junit.jupiter.api.Assertions.assertEquals;

/**
 * <a href="https://github.com/knuddelsgmbh/jtokkit">jtokkit</a>
 *
 * @author HamaWhite
 */
class EncodingTest {

    @Test
    void testEncoding() {
        EncodingRegistry registry = Encodings.newDefaultEncodingRegistry();
        Encoding enc = registry.getEncodingForModel("text-embedding-ada-002")
                .orElseThrow(() -> new LangChainException("Encoding not found."));

        String text = "This is a sample sentence.";

        List<Integer> encoded = enc.encode(text);
        assertEquals(List.of(2028, 374, 264, 6205, 11914, 13), encoded);

        String decoded = enc.decode(encoded);
        assertEquals(text, decoded);
    }
}
